# iPsychometricTester vs iChemistry

The clearest difference is price: iChemistry at Free against iPsychometricTester's $0.99. iChemistry also leads on update cadence (every 2 months vs every 44 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

iChemistry is free to download; iPsychometricTester costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iPsychometricTester ships an update every 44 months, iChemistry every 2 months. Both last shipped on October 2, 2026.

## The numbers

| Metric | iPsychometricTester | iChemistry |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/ipsychometrictester/id466530565/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 44 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 0 MB | 19 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nicholas Wilson](https://appshunter.io/developer/440497890) | [Intersolia Ltd](https://appshunter.io/developer/946874318) |

## What reviewers say

### iPsychometricTester

[App page](https://appshunter.io/ios/app/ipsychometrictester/id466530565)

This app offers psychometric testing, specifically focusing on numerical series challenges. It's designed for individuals looking to sharpen their cognitive abilities, particularly job applicants and recent graduates.

**Highlights:** Numerical Series testing, Cognitive workout, Practice for job applicants, Suitable for curious individuals

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### iChemistry

[App page](https://appshunter.io/ios/app/ichemistry/id946874319)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iPsychometricTester free?

iPsychometricTester costs $0.99, with no in-app purchases.

### Is iChemistry free?

iChemistry is free to download, with no in-app purchases.

### Do iPsychometricTester or iChemistry have ads?

Neither iPsychometricTester nor iChemistry shows ads.

### Which is updated more often, iPsychometricTester or iChemistry?

iPsychometricTester ships an update every 44 months, and iChemistry every 2 months. Most recently, iPsychometricTester was updated on October 2, 2026 and iChemistry on October 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*